@navHeight:60px;
.nav{
    width: 100%;
    height: 60px;
    background-color: #FAFAFA;
    position: relative;
   .logo{
        width: 100px;
        height: 60px;
        display: block;
        background-color: #ccc;
        float: left;
        img{
            width: 100%;
            height: 100%;
            display: inline-block;
        }
    }
    .navList{
        width: 100px;
        height: @navHeight;
        display: block;
        float: left;
        text-align: center;
        line-height: @navHeight;
        text-decoration: none;
        color: #ccc;
    }
    .loinRegister{
        width: 70px;
        height: @navHeight;
        display: block;
        float: right;
        text-align: center;
        line-height: @navHeight;
        text-decoration: none;
        color: #ccc;
    }
}
